walk iframes

test.js

var myFrames = [];
function mkLog(name) {
	return function() {
		console.log('unloading ' + name);
	};
}
(function walk(d) {
	var doc = d.contentDocument || d, i, iframes = doc.getElementsByTagName('iframe');
	console.log('found ' + iframes.length + ' iframes');
	myFrames.push({ doc :doc, frame : d.contentDocument, node : d, id : d.id, name:d.name });
	if(d.tagName === "IFRAME") {
		d.contentWindow.onbeforeunload = mkLog(d.id);
	}
	for(i=0;i<iframes.length;++i) {
		try {
			walk(iframes[i]);
		} catch(e) { console.log('skipping'); }
	}
}(document));console.dir(myFrames);"done";